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Finding the Fourth Proportional to 85,673.17, 118,224.95 and 46,910.28

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Solution

The fourth proportional to 85,673.17, 118,224.95 and 46,910.28 is: 64,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,673.17 : 118,224.95 = 46,910.28 : x
  2. Step 2: Convert to fraction form
    85,673.17/118,224.95 = 46,910.28/x
  3. Step 3: Cross multiply
    85,673.17x = 118,224.95 × 46,910.28
  4. Step 4: Simplify right side
    85,673.17x = 5,545,965,507.49
  5. Step 5: Solve for x
    x = 5,545,965,507.49/85,673.17
  6. Step 6: Final answer
    x = 64,733.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.